Honda TRX 400 EX BIG BORE Top End Rebuild Kit - Piston / Cylinder / Valves / Head / Cam

Fits:

Honda Sportrax TRX400EX (all models and years)

Big Bore 89mm / 440cc Kit

Includes the following parts:

- Big Bore Cylinder

- Big Bore Piston with rings

- Cylinder head

- Valves and springs

- Camshaft

- Top end gaskets

- High temp valve stem seals

- Timing chain

- Chain tensioner

- Timing chain guides

- Rocker arms

- Oil filter

- Air filter

- Spark plug